INFORMATION SEARCH METHODS AND APPARATUSES, AND ELECTRONIC DEVICE

Title:

INFORMATION SEARCH METHODS AND APPARATUSES, AND ELECTRONIC DEVICE

Document Type and Number:

WIPO Patent Application WO/2023/142399

Kind Code:

A1

Abstract:

The present disclosure provides information search methods and apparatuses, an electronic device, a storage medium and a computer program product, and relates to the technical field of artificial intelligence such as deep learning, big data, intelligent search, etc. A specific solution comprises: a server acquiring a search keyword of a first client; acquiring a vector representation group of at least one candidate target, wherein the vector representation group comprises vector representations of the first client and at least one second client for the same candidate target; according to the search keyword and the vector representation group of the at least one candidate target, singling out at least one search target matched with the search keyword from the at least one candidate target; and sending the at least one search target to the first client, so that the first client acquires a search result from a database of the first client according to the at least one search target. Without involving any private data, the technical solution of the present disclosure may perform a search by using the data of other nodes, so that a search effect is enhanced.

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Inventors:

XU LONGTENG (CN)
DONG DAXIANG (CN)
TANG WEI (CN)
JING QINGHE (CN)
YANG BO (CN)
YE BAIWEI (CN)

Application Number:

PCT/CN2022/107156

Publication Date:

August 03, 2023

Filing Date:

July 21, 2022

Export Citation:

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Assignee:

BEIJING BAIDU NETCOM SCI & TECH CO LTD (CN)

International Classes:

G06F16/9535

Foreign References:

CN114428907A	2022-05-03
CN110516161A	2019-11-29
CN112507219A	2021-03-16
CN113032819A	2021-06-25
US20190318240A1	2019-10-17

Other References:

JUNXU LIU, MENG XIAOFENG: "Survey on Privacy-Preserving Machine Learning", JOURNAL OF COMPUTER RESEARCH AND DEVELOPMENT, vol. 57, no. 2, 15 February 2020 (2020-02-15), pages 346 - 362, XP093080191

Attorney, Agent or Firm:

TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)

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